#title {
  color: #000;
}

#box1 {
  width: 100px;
  height: 100px;
  background-image: url(../imgs/accumulate-days.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

#box2 {
  width: 100px;
  height: 100px;
  background-image: url(../imgs/accumulate-oils.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

#box3 {
  width: 100px;
  height: 100px;
  background-image: url(../imgs/accumulate-times.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

img {
  width: 100px;
  height: 100px;
}